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  2. Shut-off nozzle - Wikipedia

    en.wikipedia.org/wiki/Shut-off_nozzle

    Bolt Shut-off Nozzle type BHP - pneumatic or hydraulic actuation. A shut-off bolt, positioned perpendicular to the melt channel moves up and down according to actuation, and thus shuts off/opens the melt flow. This nozzle type has a single melt channel. It therefore does not require rerouting of the melt around the shut-off mechanism.

  3. Injection molding of liquid silicone rubber - Wikipedia

    en.wikipedia.org/wiki/Injection_molding_of...

    Nozzle. To facilitate the deposition of the mixture into the mold, a nozzle is used. Often, the nozzle features an automatic shut-off valve to help prevent leaking and overfilling the mold. Mold Clamp. A mold clamp secures the mold during the injection molding process, and opens the mold upon completion.

  4. Epoxy molding compounds - Wikipedia

    en.wikipedia.org/wiki/Epoxy_Molding_Compounds

    To safeguard electronic components against mechanical damage, contamination, and moisture, mass production techniques such as injection molding or transfer molding are typically employed to encapsulate these components within the EMC. Upon curing, the epoxy resin develops a three-dimensional network structure that exhibits superior mechanical ...

  5. Purging (manufacturing) - Wikipedia

    en.wikipedia.org/wiki/Purging_(manufacturing)

    Turn off the material flow in the injection molding machine; Turn off the colorant flow which is added or applied in order to change the colour of a material; Maintain existing process settings and continue manufacturing plastics parts; When last part is completed, set the nozzle retraction mode; Clean hopper and colorant blender (whichever ...

  6. Material extrusion-based additive manufacturing - Wikipedia

    en.wikipedia.org/wiki/Material_extrusion-based...

    Similar type of feedstock is also used in the Metal Injection Molding (MIM) and in the Ceramic Injection Molding (CIM) processes. The extruder pushes the material towards a heated nozzle thanks to the controlled axial movement of a piston inside a heated barrel, or the controlled axial rotation of a screw inside a heated barrel,

  7. Injection moulding - Wikipedia

    en.wikipedia.org/wiki/Injection_moulding

    Injection moulding (U.S. spelling: injection molding) is a manufacturing process for producing parts by injecting molten material into a mould, or mold. Injection moulding can be performed with a host of materials mainly including metals (for which the process is called die-casting ), glasses , elastomers , confections , and most commonly ...

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